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Even without rDNS, they're almost certain to know of at least one DNS name that goes with the IP address you're connecting to. Even if not, they can label/categ
by grangerg 4y ago
Even without rDNS, they're almost certain to know of at least one DNS name that goes with the IP address you're connecting to. Even if not, they can label/categorize/group it by ISP and/or approximate location.